Product Description [3tointo1 Design]: The whiteboard pens designed with magnets, you can remove the writing or painting easily and efficient, the fine point marker (1to2mm) rolls smoothly on most smooth surfaces such as whiteboards. Smooth and clear. Erasable whiteboard markers can also stick bra on whiteboard, refrigerator or metal surface, very easy to use and store [Widely Use]: Set of 20 classic whiteboard pens, the highly pigmented ink is bright and vivid, can can be clearly seen even from a long distance. Whiteboard dry erase pens can be used in various ways such as whiteboards, blackboards, windows, bistros, glass, china, etc. Dry erase pens are ideal for schools and offices [Easy to wipe off]: The whiteboard pens with eraser design with magnets help the whiteboard marker stick to the whiteboard surface. It also allows the markers to sit right on the fridge and never get lost. Medallion on whiteboard pens black contains a small rubber for easy cleaning, helps keep your whiteboard clean, save space and remove writing marks [High quality]: Dry pens and erasers use the unique ink formula, nontotoxic, low odor, harmless. Dries quickly after writing, no ink bleeds, no smudges on the page. Whiteboard pens and eraser set are good for everything from household schedules and chores to home office announcements, classroom learning or business presentations [Washable pen size]: 11.3 x 1cm, 20 erasers, enough for you to use and replace conveniently